DE3610469C2 - - Google Patents

Info

Publication number
DE3610469C2
DE3610469C2 DE3610469A DE3610469A DE3610469C2 DE 3610469 C2 DE3610469 C2 DE 3610469C2 DE 3610469 A DE3610469 A DE 3610469A DE 3610469 A DE3610469 A DE 3610469A DE 3610469 C2 DE3610469 C2 DE 3610469C2
Authority
DE
Germany
Prior art keywords
mold
elastomer
radially
bearing
lip
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE3610469A
Other languages
German (de)
English (en)
Other versions
DE3610469A1 (de
Inventor
John D. Van Wert Ohio Us Butler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Federal Mogul LLC
Original Assignee
Federal Mogul LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Federal Mogul LLC filed Critical Federal Mogul LLC
Publication of DE3610469A1 publication Critical patent/DE3610469A1/de
Application granted granted Critical
Publication of DE3610469C2 publication Critical patent/DE3610469C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/027—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles having an axis of symmetry
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0053—Producing sealings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/328—Manufacturing methods specially adapted for elastic sealings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
    • F05C2225/04—PTFE [PolyTetraFluorEthylene]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49863—Assembling or joining with prestressing of part
    • Y10T29/4987—Elastic joining of parts
    • Y10T29/49872—Confining elastic part in socket
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Gasket Seals (AREA)
DE19863610469 1984-04-11 1986-03-27 Zweilippige wellendichtung mit einer durch eine feder angedrueckten lippe und verfahren und form zur herstellung der dichtung Granted DE3610469A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/598,857 US4578856A (en) 1984-04-11 1984-04-11 Method and mold for making a dual-lip shaft seal with one spring urged lip

Publications (2)

Publication Number Publication Date
DE3610469A1 DE3610469A1 (de) 1987-10-15
DE3610469C2 true DE3610469C2 (enrdf_load_stackoverflow) 1988-04-07

Family

ID=24397205

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863610469 Granted DE3610469A1 (de) 1984-04-11 1986-03-27 Zweilippige wellendichtung mit einer durch eine feder angedrueckten lippe und verfahren und form zur herstellung der dichtung

Country Status (3)

Country Link
US (1) US4578856A (enrdf_load_stackoverflow)
DE (1) DE3610469A1 (enrdf_load_stackoverflow)
GB (1) GB2188379B (enrdf_load_stackoverflow)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE33192E (en) * 1976-12-01 1990-04-03 Garlock, Inc. Method of molding an elastomeric shaft seal with a polytetrafluoroethylene liner simultaneously formed thereon
US4689190A (en) * 1983-12-19 1987-08-25 Chicago Rawhide Mfg. Co. Method of and apparatus for molding a composite fluorocarbon helix seal
US5024449A (en) * 1985-12-19 1991-06-18 The Timken Company Seal assembly for use with an overhang
SE463632B (sv) * 1987-08-14 1990-12-17 Skega Ab Pneumatiktaetning
GB2220995B (en) * 1988-07-21 1992-09-23 Woodville Polymer Eng A rotary shaft seal
US5104603A (en) * 1988-08-05 1992-04-14 Nok Corporation Method of manufacturing sealing apparatus and mold
US5431872A (en) * 1993-08-27 1995-07-11 Brenco Incorporated Compression molding method for shaft seal
US6004498A (en) * 1994-04-04 1999-12-21 Toyoda Gosei Co. Ltd. Method for molding resin to skin members
DE10101915C2 (de) * 2001-01-16 2003-08-07 Federal Mogul Sealing Sys Spa Verfahren zur Abdichtung für ein Kurbelwellengehäuse
US6620361B1 (en) 2002-07-09 2003-09-16 Federal-Mogul World Wide, Inc. Method of manufacturing a composite seal
US6988733B2 (en) * 2003-02-13 2006-01-24 Federal-Mogul World Wide, Inc. Bonded PTFE radial shaft seal
KR100559585B1 (ko) * 2003-12-17 2006-03-10 현대자동차주식회사 캠 샤프트 오일 시일의 제조방법
WO2006062929A1 (en) * 2004-12-07 2006-06-15 The Timken Company Micro-channel seals
JP4877460B2 (ja) * 2005-06-14 2012-02-15 Ｎｏｋ株式会社 リップタイプシール
US8480092B2 (en) * 2005-09-12 2013-07-09 Federal-Mogul World Wide, Inc. Radial seal and method of making
US8029714B2 (en) * 2005-09-12 2011-10-04 Federal-Mogul World Wide, Inc. Radial seal and method of making
US7959840B2 (en) * 2008-06-13 2011-06-14 Federal Mogul Corporation Method of constructing a low torque shaft seal
US8657296B1 (en) 2011-10-26 2014-02-25 Engineered Seal Products, Inc. Radial shaft seal
CA3097674C (en) * 2018-05-15 2023-12-19 Kalsi Engineering Inc. Rotary seal and method of making same
CN110541887A (zh) * 2018-05-29 2019-12-06 舍弗勒技术股份两合公司 密封装置及轴承
US11746906B1 (en) 2022-11-01 2023-09-05 Bal Seal Engineering, Llc Lip seals and related methods
US12247663B2 (en) 2022-11-01 2025-03-11 Bal Seal Engineering, Llc Lip seals and related methods
US11940049B1 (en) 2022-11-01 2024-03-26 Bal Seal Engineering, Llc Lip seals and related methods

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2968498A (en) * 1957-04-23 1961-01-17 Robert G Saunders Dust guard
US3391940A (en) * 1966-01-10 1968-07-09 Federal Mogul Corp Wear sleeve having a gasketing flange and a tapered wall for spacing a cylindrical wear sleeve portion from a rotary member and engine installation incorporating said wear sleeve
US3443845A (en) * 1966-06-27 1969-05-13 Mather Co Composite molded plastic articles and the method for producing same
US3490099A (en) * 1966-09-16 1970-01-20 Chicago Rawhide Mfg Co Mold for bonded seals
US3495843A (en) * 1967-04-17 1970-02-17 Chicago Rawhide Mfg Co Pressure seal with antiextrusion means
AT328815B (de) * 1973-07-25 1976-04-12 Simmerwerke Simmer Kg Einbaufertige elastisch-verformbare dichtung und verfahren zu deren herstellung
US4038359A (en) * 1975-01-27 1977-07-26 Garlock Inc. Method of making a shaft seal with dual lip
CA1086911A (en) * 1975-05-12 1980-10-07 Dean R. Bainard Method of making a shaft seal
US4171561A (en) * 1976-12-01 1979-10-23 Garlock Inc. Molded lip seal with polytetrafluoroethylene liner and method for making the same
FR2443625A1 (fr) * 1978-12-08 1980-07-04 Federal Mogul Corp Joint d'huile
US4239243A (en) * 1979-04-04 1980-12-16 Garlock Inc. Molded lip seal with polytetrafluoroethylene liner and method for making the same
US4306729A (en) * 1979-09-26 1981-12-22 Nippon Oil Seal Industry Co., Ltd. Sealing material
DE2949839C2 (de) * 1979-12-12 1983-05-26 Fa. Carl Freudenberg, 6940 Weinheim Dichtring

Also Published As

Publication number Publication date
US4578856A (en) 1986-04-01
GB2188379A (en) 1987-09-30
GB2188379B (en) 1989-11-15
GB8607600D0 (en) 1986-04-30
DE3610469A1 (de) 1987-10-15

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8330 Complete renunciation